1327768133 has 2 divisors, whose sum is σ = 1327768134. Its totient is φ = 1327768132.

The previous prime is 1327768093. The next prime is 1327768139. The reversal of 1327768133 is 3318677231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1307400964 + 20367169 = 36158^2 + 4513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1327768133 - 2¹⁸ = 1327505989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327768139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663884066 + 663884067.

It is an arithmetic number, because the mean of its divisors is an integer number (663884067).

Almost surely, 2^1327768133 is an apocalyptic number.

It is an amenable number.

1327768133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327768133 is an equidigital number, since it uses as much as digits as its factorization.

1327768133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 1327768133 is about 36438.5528389918. The cubic root of 1327768133 is about 1099.1089569275.

The spelling of 1327768133 in words is "one billion, three hundred twenty-seven million, seven hundred sixty-eight thousand, one hundred thirty-three".